Could be. But seeing as in the picture Ranma was holding a kettle. And also because of the way he was holding it, he seemed to be pointing it out to Ryoga, makes me think otherwise.
What I really can’t believe is that you’ve somehow missed this one, the biggest contradiction of them all. At least I certainly think so. In nearly every piece of fan fiction there is the assumption that Ranma swore an oath to Ryoga to never reveal his curse to Akane. Now don’t get me wrong he did… ...